Kuba was born April 17 in Elblag (near Gdansk), Poland. He moved to the London, UK in 2012 from Poland. He earned Bachelor of Science in Business management and a Master's degree in Business with International Management.

In 2020 he obtained a Master Class Diploma in Screen Acting (Actors Studio Pinewood London)

 In 2022, Kuba moved back to Poland and started living in Warsaw to pursue his acting career in Poland.

Kuba holds Polish and British citizenship